package cn.wps.moffice.main.local.filebrowser.operator.fscache;


/**
 * 文件系统 搜素引擎.
 * 
 * 实际搜素类为父类: AbstractFileScanner.
 * 
 * @author wangxiaohua
 *
 */
public class Digger extends AbstractFileScanner
{
	protected Digger() {
		super();
	}

	public static IFileScanner getInstance() 
	{
		if (null == scanner)
		{
			scanner = new Digger();
		}
		
		return scanner;
	}
}  


